From beginner to advanced, ToneSeed provides a complete ear training toolkit that adapts to your progress.
Intervals, chords, scales, melodic dictation, rhythm, cadences, solfege sight-singing, interval singing, chord entrance, vocal warmup, and more. Never get bored.
Exercises automatically adjust difficulty based on your performance. Practice what you need most, when you need it.
Smart review scheduling ensures long-term retention. Master content once and keep it forever.
Per-interval accuracy, confusion matrices, skill radar charts, and session history. Know exactly where you stand.
18 achievements, XP levels, daily streaks, and milestone tracking. Stay motivated on your musical journey.
Use your microphone to sing or play intervals back. Real-time pitch detection with a visual pitch meter.


From recognizing basic intervals to transcribing complex melodies with rhythm, ToneSeed covers every aspect of ear training with professional-quality audio.


ToneSeed's adaptive engine tracks your accuracy, identifies weak spots, and builds personalized daily practice sessions that target exactly what you need to improve.


Earning achievements, maintaining streaks, and leveling up keeps your ear training fun. Plus, interactive learning guides help you understand the theory behind every sound.
Whether you're a beginner learning your first intervals or an advanced musician refining your harmonic ear, there's always a new challenge waiting.
Identify 13 intervals in ascending, descending, and harmonic directions
Recognize 11 chord types with inversions and A/B comparison mode
Identify 12 scale types from major and minor to all 7 modes
Transcribe melodies note by note with staff notation display
Identify rhythmic patterns with 8 progressive difficulty levels
Combined pitch and rhythm transcription for the ultimate challenge
Recognize authentic, plagal, half, and deceptive cadences
Sing from notation with real-time pitch detection and feedback
Hear the base note, then sing the second note of the interval — tuned to your vocal range
Hear a chord, then sing one of its tones — octave-independent pitch matching
Guided routines with lip trills, hums, sirens, and sustained tones to ready your voice
Transcribe chromatic melodies without a key center for advanced ears


Explore music theory interactively with built-in learning tools. From the circle of fifths to reference songs for every interval, ToneSeed helps you build deep musical understanding.